Chapter 10 Review

Most of the living species known to science are ___.

• insects

• vertebrates

• plants

• crustaceans

If a species genetic diversity is high it is

• More likely to die off

• More likely to adapt

• Population will decrease

Emphasizing the preservation of the entire ecosystem will

• Cause economic problem because of 1 species

• Decrease biodiversity

• Put food webs out of balance

• Save many unknown species from extinction

Number of different species in an area

• Biodiversity

• Ecotourism

• Gene

• Keystone

• Poaching

A piece of DNA that codes for a specific trait that can be inherited by an organism’s offspring

• Biodiversity

• Ecotourism

• Gene

• Keystone

• Poaching

The illegal harvesting of fish, game, or other species

• Biodiversity

• Ecotourism

• Gene

• Keystone

• Poaching

Species that is critical to the functioning of an ecosystem.

• Biodiversity

• Ecotourism

• Gene

• Keystone

• Poaching

Form of tourism that supports the conservation and sustainable development of ecologically unique area.

• Biodiversity

• Ecotourism

• Gene

• Keystone

• Poaching

Species are at higher risk of extinction if

• Migrate

• Live in the desert

• Need large or special habitats

• Are exploited by humans

Areas of high biodiversity are

• islands

• mountains

• coral reef

• rain forest